民航机务的一些不会的词，高手帮帮忙！

du西西

Longitudinal Lap Splice
Forward Cargo Door Fittings and Stops at the Forward and Aft Edge Frames
Wing to Body Lower Drag Angle
Aft Entry Door Surround Structure
Aft Entry Door Aft Edge Frame Door Stop Backup Intercostals
Crown Skin Panel
Satcom Aero-H Antenna Installation